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Chapter 1 — Chapter 1 — Computer Networks
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📘Easy summary
A computer network allows different devices to connect and communicate with each other. It helps in sharing information quickly and easily, and communication through networks saves time and effort. Networks are used in homes, schools, offices and businesses; modern life depends heavily on them. Examples: Internet browsing, mobile phones for calls, messages and apps, schools for online classes, banks for online transactions and ATMs, social media, and smart homes that control devices.
⭐Key points
- Network = connected devices that share data, resources and services.
- Saves time and effort.
- Used in homes, schools, banks, social media, smart homes.
🔬Diagram
🌿Real-life example
A bank's ATM checks your balance over the bank's network.
💡Exam tip
- Learn the glossary definition: a group of connected computers and devices that share data, resources and services.
✅Quick check
1. A computer network is:
2. Banks use networks for:
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